Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2001-12-04
AIP Conf.Proc. 618 (2002) 169-179
Physics
High Energy Physics
High Energy Physics - Phenomenology
11 pages, 2 ps figures. Invited talk at Heavy Flavors 9, Caltech, Pasadena, Sept. 10-13 2001
Scientific paper
10.1063/1.1478834
I discuss recent progress in our understanding of exclusive rare and semileptonic decays. I show the impact of HQET when combined with the predictions in the Large Energy Limit of QCD, focusing first on applications to $B\to K^*\ell^+\ell^+$. I also discuss the constraints on semileptonic form-factors that appear in HQET/LEET with the use of radiative decay data, and update these to include the effects of next-to-leading order contributions in $B\to K^*\gamma$, as well as the latest data.
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